Home / 25,257.25-34,854.69-13,927.15

Finding the Fourth Proportional to 25,257.25, 34,854.69 and 13,927.15

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Solution

The fourth proportional to 25,257.25, 34,854.69 and 13,927.15 is: 19,219.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,257.25 : 34,854.69 = 13,927.15 : x
  2. Step 2: Convert to fraction form
    25,257.25/34,854.69 = 13,927.15/x
  3. Step 3: Cross multiply
    25,257.25x = 34,854.69 × 13,927.15
  4. Step 4: Simplify right side
    25,257.25x = 485,426,495.83
  5. Step 5: Solve for x
    x = 485,426,495.83/25,257.25
  6. Step 6: Final answer
    x = 19,219.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.